A leading bank used AttackIQ to validate its transition from McAfee to Microsoft Defender for Endpoint, uncovering critical misconfigurations that left systems vulnerable to malware like WannaCry and Petya. Through continuous breach and attack simulation, the bank identified widespread gaps caused by incorrect settings, collaborated with Microsoft to remediate them, and significantly improved endpoint protection effectiveness. The proactive discovery likely prevented a major cyberattack and associated financial and reputational damage. For the business, this demonstrated the importance of continuous validation, enabling data-driven decisions and strengthening overall security posture.

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